#include <stdio.h>
#include <stdint.h>


int main()
{
    printf("int32_t : %lu\n", sizeof(int32_t));
    printf("int64_t : %lu\n", sizeof(int64_t));
    // l表示长整型，u表示以十进制形式输出无符号整数
    printf("int : %lu\n", sizeof(int));
    printf("long : %lu\n", sizeof(long));
    printf("long int : %lu\n", sizeof(long int));
    printf("long long: %lu\n", sizeof(long long));
    printf("float : %lu \n", sizeof(float));
    printf("double: %lu\n", sizeof(double));
    printf("long double: %lu\n", sizeof(long double));
    return 0;
}